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Griffith's Experiment

Which of the ...

Question

Which of the following pathogens cause the disease pneumonia?

A

Salmonella typhi

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B

S strain of Streptococcus pneumoniae

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C

S and R strains of Streptococcus pneumoniae

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D

Plasmodium vivax

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Solution

The correct option is B
S strain of Streptococcus pneumoniae

Live S strain bacteria of the species Streptococcus pneumoniae are pathogenic, and can cause pneumonia.

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Similar questions

Q. Match column I to column II: Column I Column II

A.	Typhoid	I.	Plasmodium vivax
B.	Pneumonia	II.	Wuchereria bancrofti
C.	Elephantiasis	III.	Salmonella typhi
D.	Malaria	IV.	Streptococcus pneumoniae

The main reason for the virulent nature of the S strain of Streptococcus pneumoniae is the presence of:

Q. Which of the following correctly describes the difference between R and S-strains of Streptococcus pneumoniae (pneumococcus) bacteria in Frederick Griffith’s experiment?

Q. Which of the following statements are correct about pneumonia?

I. Pneumonia is caused by bacteria such as Streptococcus pneumoniae and Salmonella typhi.
II.The disease affects the alveoli of the lungs.
III.The symptoms of pneumonia include fever, chills, cough and headache.

Q. Generally Streptococcus pneumoniae causes pneumonia, but which other bacteria may also cause the same disease?

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